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com.sun.media.sound

public final Class SoftJitterCorrector

extends AudioInputStream
Class Inheritance
Imports
java.io.EOFException, .IOException, .InputStream, javax.sound.sampled.AudioFormat, .AudioInputStream

A jitter corrector to be used with SoftAudioPusher.
Author
Karl Helgason

Nested and Inner Type Summary

Modifier and TypeClass and Description
private static class

Field Summary

Inherited from javax.sound.sampled.AudioInputStream:
formatframeLengthframePosframeSize

Constructor Summary

AccessConstructor and Description
public
SoftJitterCorrector(AudioInputStream stream, int buffersize, int smallbuffersize)

Method Summary

Inherited from javax.sound.sampled.AudioInputStream:
availableclosegetFormatgetFrameLengthmarkmarkSupportedreadreadreadresetskip

Constructor Detail

SoftJitterCorrectorback to summary
public SoftJitterCorrector(AudioInputStream stream, int buffersize, int smallbuffersize)
com.sun.media.sound back to summary

private Class SoftJitterCorrector.JitterStream

extends InputStream
Class Inheritance

Field Summary

Modifier and TypeField and Description
pack-priv boolean
pack-priv byte[]
pack-priv int
pack-priv int
pack-priv byte[][]
private final Object
pack-priv static int
pack-priv int
pack-priv AudioInputStream
pack-priv Thread
pack-priv int
w

pack-priv int
pack-priv int
pack-priv int
pack-priv int
pack-priv int

Constructor Summary

AccessConstructor and Description
pack-priv
JitterStream(AudioInputStream s, int buffersize, int smallbuffersize)

Method Summary

Modifier and TypeMethod and Description
public int
available()

Overrides java.io.InputStream.available.

Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking, which may be 0, or 0 when end of stream is detected.

public void
close()

Overrides java.io.InputStream.close.

Implements java.io.Closeable.close.

Closes this input stream and releases any system resources associated with the stream.

public void
public void
public byte[]
public byte[]
public int
read()

Implements abstract java.io.InputStream.read.

Reads the next byte of data from the input stream.

public int
read(byte[] b, int off, int len)

Overrides java.io.InputStream.read.

Reads up to len bytes of data from the input stream into an array of bytes.

Inherited from java.io.InputStream:
markmarkSupportednullInputStreamreadreadAllBytesreadNBytesreadNBytesresetskipskipNBytestransferTo

Field Detail

activeback to summary
pack-priv boolean active
bbufferback to summary
pack-priv byte[] bbuffer
bbuffer_maxback to summary
pack-priv int bbuffer_max
bbuffer_posback to summary
pack-priv int bbuffer_pos
buffersback to summary
pack-priv byte[][] buffers
buffers_mutexback to summary
private final Object buffers_mutex
MAX_BUFFER_SIZEback to summary
pack-priv static int MAX_BUFFER_SIZE

Hides java.io.InputStream.MAX_BUFFER_SIZE.

readposback to summary
pack-priv int readpos
streamback to summary
pack-priv AudioInputStream stream
threadback to summary
pack-priv Thread thread
wback to summary
pack-priv int w
w_countback to summary
pack-priv int w_count
w_max_tolback to summary
pack-priv int w_max_tol
w_minback to summary
pack-priv int w_min
w_min_tolback to summary
pack-priv int w_min_tol
writeposback to summary
pack-priv int writepos

Constructor Detail

JitterStreamback to summary
pack-priv JitterStream(AudioInputStream s, int buffersize, int smallbuffersize)

Method Detail

availableback to summary
public int available()

Overrides java.io.InputStream.available.

Doc from java.io.InputStream.available.

Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking, which may be 0, or 0 when end of stream is detected. The read might be on the same thread or another thread. A single read or skip of this many bytes will not block, but may read or skip fewer bytes.

Note that while some implementations of InputStream will return the total number of bytes in the stream, many will not. It is never correct to use the return value of this method to allocate a buffer intended to hold all data in this stream.

A subclass's implementation of this method may choose to throw an IOException if this input stream has been closed by invoking the close() method.

Annotations
@Override
closeback to summary
public void close() throws IOException

Overrides java.io.InputStream.close.

Implements java.io.Closeable.close.

Doc from java.io.InputStream.close.

Closes this input stream and releases any system resources associated with the stream.

Annotations
@Override
Exceptions
IOException:
if an I/O error occurs.
commitback to summary
public void commit()
fillBufferback to summary
public void fillBuffer()
nextReadBufferback to summary
public byte[] nextReadBuffer()
nextWriteBufferback to summary
public byte[] nextWriteBuffer()
readback to summary
public int read() throws IOException

Implements abstract java.io.InputStream.read.

Doc from java.io.InputStream.read.

Reads the next byte of data from the input stream. The value byte is returned as an int in the range 0 to 255. If no byte is available because the end of the stream has been reached, the value -1 is returned. This method blocks until input data is available, the end of the stream is detected, or an exception is thrown.

Annotations
@Override
Exceptions
IOException:
if an I/O error occurs.
readback to summary
public int read(byte[] b, int off, int len)

Overrides java.io.InputStream.read.

Doc from java.io.InputStream.read.

Reads up to len bytes of data from the input stream into an array of bytes. An attempt is made to read as many as len bytes, but a smaller number may be read. The number of bytes actually read is returned as an integer.

This method blocks until input data is available, end of file is detected, or an exception is thrown.

If len is zero, then no bytes are read and 0 is returned; otherwise, there is an attempt to read at least one byte. If no byte is available because the stream is at end of file, the value -1 is returned; otherwise, at least one byte is read and stored into b.

The first byte read is stored into element b[off], the next one into b[off+1], and so on. The number of bytes read is, at most, equal to len. Let k be the number of bytes actually read; these bytes will be stored in elements b[off] through b[off+k-1], leaving elements b[off+k] through b[off+len-1] unaffected.

In every case, elements b[0] through b[off-1] and elements b[off+len] through b[b.length-1] are unaffected.

Annotations
@Override